2010 Polaris Sportsman 850 Service Manual, Page 123Get this manual
ENGINE 33Pull the engine toward the front of the vehicle to disengage the enginetransmission coupler
Engine Installation Notes
After the engine is installed in the frame, review this checklist and perform all steps that apply: General Items 123Repeat steps in reverse order in the "Engine Removal" section above to reinstall the engineInstall previously removed components using new gaskets, seals, and fasteners where applicablePerform regular checks on fluid levels, controls, and all important areas on the vehicle as outlined in the Daily Preride Inspection Checklist and in the Periodic Maintenance Table (refer to Chapter "Maintenance")